KATHMANDU, Jan. 14 (Xinhua) -- At least two persons were injured when a bomb went off near Open-air theater in Nepali capital Kathmandu, where the ruling seven parties were holding mass meeting to create environment for Constituent Assembly elections slated on April 10.

    Xinhua reporter on the spot saw the socket bomb going off near the Open-air theater after the conclusion of a joint public gathering organized by the seven ruling political parties on Monday afternoon.

    Six more persons were injured in a stampede following the explosion as an unidentified person hurled an improvised explosive device at a passenger bus plying near the Open-air theater.

    All the injured were sent to Bir Hospital. Doctors from Bir Hospital and Kathmandu Police Control Center also confirmed the number of the injured.

    No group has claimed responsibility for the incident.

    Last Friday, the Nepali cabinet, in the second amendment of the interim constitution of the country, decided to hold the Constituent Assembly elections on April 10. The ruling seven parties on Monday afternoon held the joint mass meeting so as to create suitable environment for the elections.

    As stipulated in the Comprehensive Peace Accord signed last November between the Communist Party of Nepal (Maoist) and the Nepali government and the Interim Constitution promulgated on Jan.15, 2007, the Constituent Assembly is to decide the fate of the monarchy and to write a new constitution for Nepal.